Decision Workspace
zcstring vs json-escape vs serde_json
Side-by-side comparison of Rust crates
45
zcstring
experimentalv0.3.1
High-performance zero-copy string handles for Serde, backed by arcstr.
51
json-escape
experimentalv0.3.1
A no_std, zero-copy, allocation-free library for streaming JSON string escaping and unescaping. Ergonomic, fast, RFC 8259 compliant, with layered APIs for iterators, I/O streaming, and low-level tokens.
77
serde_json
stablev1.0.149
A JSON serialization file format
Core Metrics
| zcstring | json-escape | serde_json | |
|---|---|---|---|
| Health Score | 45 | 51 | 77 |
| Total Downloads | 82 | 9.7K | 800.0M |
| 30d Downloads | 10 | 2.2K | 51.2M |
| Dependents | 0 | 21 | 673.2K |
| Releases | 5 | 7 | 181 |
| Last Updated | 42d ago | 136d ago | 80d ago |
| Age | 2m | 6m | 10y 7m |
Health Breakdown
zcstring
Maintenance
10
Quality
15
Community
6
Popularity
2
Documentation
12
json-escape
Maintenance
12
Quality
15
Community
7
Popularity
5
Documentation
12
serde_json
Maintenance
15
Quality
19
Community
20
Popularity
8
Documentation
15
Technical Details
| zcstring | json-escape | serde_json | |
|---|---|---|---|
| Version | 0.3.1 | 0.3.1 | 1.0.149 |
| Stable (≥1.0) | ✗ No | ✗ No | ✓ Yes |
| License | MIT OR Apache-2.0 | MIT | MIT OR Apache-2.0 |
| Dependencies | 4 | 4 | 15 |
| Crate Size | 21KB | 64KB | 156KB |
| Features | 3 | 4 | 8 |
| Yanked % | 0.0% | 0.0% | 1.1% |
| Edition | 2021 | 2024 | 2021 |
| MSRV | 1.68 | 1.87 | 1.68 |
| Owners | 1 | 1 | 2 (team) |
Links
Quick Verdict
- •serde_json leads with a health score of 77/100, but none of the options score above 80.
- •serde_json is depended on by 673.2K crates — strongest ecosystem trust.
- •zcstring, json-escape are pre-1.0 — API may change.